Senior Mainframe CICS/MQ Administrator in Bydgoszcz

# Senior Mainframe CICS/MQ AdministratorEviden (Atos)Full-timeBydgoszcz, Poland0 viewsPosted October 23, 2026## Job DescriptionAbout Atos GroupAtos Group is a global leader in digital transformation with c. 56,000 employees and annual revenue of c. €7.2 billion (at the go-forward perimeter), operating in 54 countries under two brands - Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is listed on Euronext Paris.About EvidenEviden is the Atos Group brand focused on cybersecurity products, mission-critical systems and vision AI. A trusted partner to public and private sector organizations, Eviden deploys advanced analytics capabilities and helps ensure the robustness, continuity and resilience of its customers’ operations. Leveraging more than 2,200 experts and 720 patents, Eviden helps protect people, data and critical infrastructures worldwide, at the convergence of intelligence, sovereignty and trust.We are looking for a Senior Mainframe CICS/**MQ** Administrator to join our Mainframe Operations team. The successful candidate will be responsible for the administration, maintenance, support, and optimization of IBM CICS and **MQ** environments running on IBM z/OS platforms. The role focuses on ensuring high availability, stability, security, and performance of mission-critical online transaction processing systems while supporting customers and internal delivery teams. The position requires participation in incident management, change implementation and continuous service improvement activities.Key Responsibilities- Install, configure, and maintain **CICS TS** and **MQ** subsystems on z/OS. Manage PTF applications, release upgrades, and lifecycle maintenance for both and related third-party software.- Design, implement, and support CICS and **MQ** environments, to ensure continuous availability.- Creation and customization of new CICS regions tailored to business requirements.- Customization, proactive monitoring, and advanced troubleshooting of the CICS and **MQ** environments.- Deep-dive analysis of system dumps and traces to identify root causes.- Analyzing and enhancing the performance and stability of the CICS and **MQ** environments.- Plan, script, and execute disaster recovery (DR) procedures for CICS and **MQ** environments, participating in regular DR testing.- Provide rotational 24/7 on-call support for critical production systems.- Prepare technical documentation.## Requirements & SkillsRequired Skills- 8+ years of hands-on experience as a Mainframe Systems Programmer for CICS and **MQ** on z/OS.- Extensive experience with mainframe performance monitors (e.g., **BMC AMI Ops**, **CA Sysview**).- Strong understanding of CICS and **MQ** architectural concepts.- Exceptional analytical skills with the ability to navigate high-pressure, critical-impact outages and deliver clear technical communications to stakeholders.- Change and Incident Management processes.Preferred- **IDMS** hands on experience.Soft Skills- Strong analytical and troubleshooting capabilities.- Excellent customer focus.- Ability to work independently and within global teams.- Effective communication and documentation skills.- Ability to prioritize and manage multiple activities simultaneously.- Continuous learning mindset.## How to ApplyApply directly through the application link above